CN105216934A - The variable bicycle of single two-wheel - Google Patents

The variable bicycle of single two-wheel Download PDF

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Publication number
CN105216934A
CN105216934A CN201510631498.6A CN201510631498A CN105216934A CN 105216934 A CN105216934 A CN 105216934A CN 201510631498 A CN201510631498 A CN 201510631498A CN 105216934 A CN105216934 A CN 105216934A
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CN
China
Prior art keywords
wheel
handlebar
crossbeam
rear frame
flywheel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510631498.6A
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Chinese (zh)
Inventor
王海艳
王忠彪
张睿娜
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Northeastern University China
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Northeastern University China
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Publication date
Application filed by Northeastern University China filed Critical Northeastern University China
Priority to CN201510631498.6A priority Critical patent/CN105216934A/en
Publication of CN105216934A publication Critical patent/CN105216934A/en
Pending legal-status Critical Current

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Abstract

The invention discloses the variable bicycle of a kind of single two-wheel, comprise vehicle seat and handlebar, vehicle seat is connected with folding device by saddle support bar, folding device comprises front vehicle frame, front vehicle frame is provided with the first telescopic cross bar and handlebar, first telescopic cross bar is connected by telescoping crossbeam with the second telescopic cross bar be arranged in Rear frame, one end of front vehicle frame is connected with axle position device, handlebar is connected with axle position device by turning to coupler, axle position device is connected with front-wheel, the other end of front vehicle frame is connected with one end Rear frame being provided with rotating shaft, the other end of Rear frame is connected with crossbeam, the side of crossbeam is provided with trailing wheel.The present invention not only can be two-wheel pattern but also can be single-wheel pattern, possesses daily function of riding instead of walk, meet the demand of outdoor enthusiast, eliminate rim brake of the prior art, have than chain driving failure-free transmission and braking effect more, easy to carry, not fragile, long service life, degree of utilization is high.

Description

The variable bicycle of single two-wheel
Technical field
The present invention relates to a kind of bicycle, particularly the variable bicycle of a kind of single two-wheel.
Background technology
The kind of existing bicycle comprises several large classes such as scheduled bus, folded bicycle and mountain bike.Scheduled bus has simple outward appearance, for daily life is ridden instead of walk use; Folded bicycle has the physical construction that can fold, and can realize folding placement, easy to carry; Mountain bike can be challenged different landform and meet the demands such as limit risk.Existing wheelbarrow be applied in dailyly to ride instead of walk, in stunt movements, the advantages such as it is little with volume, portable liking deeply by young friend.But their total shortcomings are: the function of bicycle and wheelbarrow is too single, its operating needs cannot be met for a bicycle interest widely outdoor exercises person or a wheelbarrow.
And existing bicycle adopts rim brake to brake substantially and the mode of chain transferring power, after bicycle uses a period of time, rim brake there will be insensitive phenomenon, easily causes the accident; When using bicycle, there will be the situation of chain-taking, sometimes divided skirt also can be stained with the lubricating oil on chain.
Summary of the invention
The object of the invention is to, provide a kind of single two-wheel variable bicycle, the present invention can use as the bicycle of two-wheel pattern, can use as the bicycle of single-wheel pattern again, both possessed daily function of riding instead of walk, met again the demand of outdoor enthusiast, easy to carry.
Technical scheme of the present invention: the variable bicycle of a kind of single two-wheel, comprise vehicle seat and handlebar, vehicle seat adopts ergonomic designs, and it is mellow and full that both sides are narrowed in front end, and do not rub thigh root, both sides, rear end adopt mellow and full convex design, flexible support buttocks, is provided with groove in the middle of vehicle seat, meets human body passages through which vital energy circulates blood backflow rule, accelerate air circulation, timely distribute heat.Vehicle seat is connected with folding device by saddle support bar, folding device comprises front vehicle frame, front vehicle frame is provided with the first telescopic cross bar and handlebar, handlebar is arranged on the medium position of front vehicle frame, first telescopic cross bar is connected by telescoping crossbeam with the second telescopic cross bar be arranged in Rear frame, when bicycle is two-wheel pattern, the first telescopic cross bar and the second telescopic cross bar are elongation state, form leg-of-mutton rock-steady structure with Rear frame; When bicycle is single-wheel pattern, the first telescopic cross bar and the second telescopic cross bar can be arranged in the constriction device of front vehicle frame and Rear frame inside respectively in indentation.One end of front vehicle frame is connected with axle position device, and axle position device connects front-wheel and the component turning to leading screw, and by transmission, axle position device finally controls turning to of front-wheel.Handlebar is connected with axle position device by turning to coupler, and axle position device is connected with front-wheel, and the other end of front vehicle frame is connected with one end Rear frame being provided with rotating shaft, and the other end of Rear frame is connected with crossbeam, and the side of crossbeam is provided with trailing wheel.
In the variable bicycle of aforesaid this single two-wheel, the opposite side of described crossbeam is provided with driving device, and driving device comprises Flywheel disc, Flywheel disc is provided with internal messing flywheel, internal messing flywheel and large flywheel and small flywheel are connected with a joggle, and small flywheel is coaxially connected with trailing wheel.
In the variable bicycle of aforesaid this single two-wheel, be provided with the first positioning beam between described handlebar and front vehicle frame, handlebar is provided with Antiskid handle.First positioning beam is for limiting handlebar, under two-wheel pattern, first positioning beam is in elongation state, and form stable little triangular structure between handlebar, front vehicle frame, under single-wheel pattern, first positioning beam is shunk in the constriction device that enters and be arranged on front vehicle frame inside, and simultaneously because the first positioning beam is to the restriction of handlebar, handlebar will be packed up.
In the variable bicycle of aforesaid this single two-wheel, described saddle support bar is arranged in Rear frame, is provided with the second positioning beam between saddle support bar and Rear frame.Second positioning beam is for limiting saddle support bar, under two-wheel pattern, second positioning beam is in elongation state, and form stable little triangular structure between saddle support bar, Rear frame, under single-wheel pattern, second positioning beam is shunk in the constriction device that enters and be arranged on Rear frame inside, and simultaneously because the second positioning beam is to the restriction of saddle support bar, saddle support bar will be packed up.
In the variable bicycle of aforesaid this single two-wheel, between described Rear frame and crossbeam, be provided with vertical positioning beam, Rear frame be provided with axle position mouth.Under two-wheel pattern, form stable little triangular structure between vertical positioning beam and Rear frame, crossbeam, under single-wheel pattern, because vertical positioning beam is to the restriction of crossbeam, crossbeam will be packed up.
In the variable bicycle of aforesaid this single two-wheel, described crossbeam is provided with crank shaft, one end of crank shaft is connected with the first crank, and the other end is connected with the second crank by large flywheel, and the first crank and the second crank are all provided with Anti-slip pedal.When crossbeam is packed up, in the mouth of crank shaft embedded axle position.Trample Anti-slip pedal by both feet, control the rotation of large flywheel, the rotation of large flywheel drives the rotation of internal messing flywheel and small flywheel, and the rotation of small flywheel drives the coaxial trailing wheel connected, thus bicycle is operated.
Compared with prior art, the present invention is connected by the mechanisms such as folding device and crossbeam, front-wheel, trailing wheel, vehicle seat and handlebar, make it can use as the bicycle of two-wheel pattern, can use as the bicycle of single-wheel pattern again, both possess daily function of riding instead of walk, and met again the demand of outdoor enthusiast, and it is easy to carry, not fragile, long service life, degree of utilization is high; And carry out transferring power by the driving device adopting internal messing to connect, ensure that the transmitting ratio of its stability and high efficiency more, both feet are used to trample Anti-slip pedal to control the rotational case of large flywheel, transmission and the braking of power can be realized, eliminate rim brake of the prior art, have than chain driving failure-free transmission and braking effect more.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is folding device schematic diagram of the present invention;
Fig. 3 is driving device schematic diagram of the present invention;
Fig. 4 is beam structure schematic diagram of the present invention;
Fig. 5 is the structural representation of single-wheel pattern of the present invention.
Being labeled as in accompanying drawing: 1-vehicle seat, 2-handlebar, 3-saddle support bar, 4-folding device, 5-front vehicle frame, 6-first telescopic cross bar, 7-Rear frame, 8-second telescopic cross bar, 9-telescoping crossbeam, 10-axle position device, 11-front-wheel, 12-crossbeam, 13-driving device, 14-Flywheel disc, 15-internal messing flywheel, the large flywheel of 16-, 17-small flywheel, 18-trailing wheel, 19-first positioning beam, 20-Antiskid handle, 21-second positioning beam, the vertical positioning beam of 22-, 23-crank shaft, 24-first crank, 25-second crank, 26-Anti-slip pedal, 27-rotating shaft, 28-axle position mouth.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further illustrated.
Embodiments of the invention 1: as shown in Fig. 1,2,3,4,5, the variable bicycle of a kind of single two-wheel, comprise vehicle seat 1 and handlebar 2, vehicle seat 1 adopts ergonomic designs, it is mellow and full that both sides are narrowed in front end, do not rub thigh root, and both sides, rear end adopt mellow and full convex design, flexible support buttocks, groove design is provided with in the middle of vehicle seat, meet human body passages through which vital energy circulates blood backflow rule, accelerate air circulation, timely distribute heat.Vehicle seat 1 is connected with folding device 4 by saddle support bar 3, folding device 4 comprises front vehicle frame 5, front vehicle frame 5 is provided with the first telescopic cross bar 6 and handlebar 2, handlebar 2 is arranged on the medium position of front vehicle frame 5, first telescopic cross bar 6 is connected by telescoping crossbeam 9 with the second telescopic cross bar 8 be arranged in Rear frame 7, and one end of front vehicle frame 5 is connected with axle position device 10, and axle position device 10 connects front-wheel 11 and the component turning to leading screw, by transmission, axle position device 10 finally controls turning to of front-wheel 11.Handlebar 2 is connected with axle position device 10 by the coupler that turns to be arranged in front vehicle frame 5, and axle position device 10 is connected with front-wheel 11, by control handlebar 2 turn to the direct of travel that just can control front-wheel 11.The other end of front vehicle frame 5 is connected with one end Rear frame 7 being provided with rotating shaft 27, the other end of Rear frame 7 is connected with crossbeam 12, when two-wheel pattern, the first telescopic cross bar 6 and the second telescopic cross bar 8 are elongation state, form stable triangular structure with Rear frame 7; When single-wheel pattern, the first telescopic cross bar 6 and the second telescopic cross bar 8 respectively indentation are arranged on front vehicle frame 5 with in the constriction device of Rear frame 7 inside.The side of crossbeam 12 is provided with trailing wheel 18, the opposite side of crossbeam 12 is provided with driving device 13, and driving device 13 comprises Flywheel disc 14, Flywheel disc 14 is provided with internal messing flywheel 15, internal messing flywheel 15 is connected with a joggle with large flywheel 16 and small flywheel 17, and small flywheel 17 is coaxially connected with trailing wheel 18.The first positioning beam 19 is provided with between handlebar 2 and front vehicle frame 5, handlebar 2 is provided with Antiskid handle 20, hold Antiskid handle 20 and control turning to of handlebar 2, first positioning beam 19 is for limiting handlebar 2, when two-wheel pattern, first positioning beam 19 is in elongation state, and form stable little triangular structure between handlebar 2, front vehicle frame 5, under single-wheel pattern, first positioning beam 19 shrink enter be arranged on front vehicle frame 5 inside constriction device in, simultaneously due to the restriction of the first positioning beam 19 pairs of handlebars 2, handlebar 2 will be packed up.Saddle support bar 3 is arranged in Rear frame 7, is provided with the second positioning beam 21 between saddle support bar 3 and Rear frame 7.Second positioning beam 21 is for limiting saddle support bar 3, under two-wheel pattern, second positioning beam 21 is in elongation state, and form stable little triangular structure between saddle support bar 3, Rear frame 7, under single-wheel pattern, second positioning beam 21 is shunk in the constriction device that enters and be arranged on Rear frame 7 inside, and simultaneously due to the restriction of the second positioning beam 21 pairs of saddle support bar 3, saddle support bar 3 will be packed up.Be provided with vertical positioning beam 22 between Rear frame 7 and crossbeam 12, Rear frame 7 be provided with U-shaped axle position mouth 28.Under two-wheel pattern, form stable little triangular structure between vertical positioning beam 22 and Rear frame 7, crossbeam 12, under single-wheel pattern, due to the restriction of vertical positioning beam 22 pairs of crossbeams 12, crossbeam 12 will be packed up.Crossbeam 12 is provided with crank shaft 23, one end of crank shaft 23 is connected with the first crank 24, and the other end is connected with the second crank 25 by large flywheel 16, and the first crank 24 and the second crank 25 are all provided with Anti-slip pedal 26.When crossbeam 12 is packed up, in crank shaft 23 embedded axle position mouth 28.Trample Anti-slip pedal 26 by both feet, control the rotation of large flywheel 16 with this, the rotation of large flywheel 16 drives internal messing flywheel 15 and small flywheel 17 to rotate, and the rotation of small flywheel 17 drives the coaxial trailing wheel 18 connected, thus bicycle is operated.
Embodiments of the invention 2: as shown in Fig. 1,2,3,4,5, the variable bicycle of a kind of single two-wheel, comprise high-elastic vehicle seat 1 and corrosion-resistant steel handlebar 2, high-elastic vehicle seat 1 adopts ergonomic designs, it is mellow and full that both sides are narrowed in front end, do not rub thigh root, and both sides, rear end adopt mellow and full convex design, flexible support buttocks, groove design is provided with in the middle of vehicle seat, meet human body passages through which vital energy circulates blood backflow rule, accelerate air circulation, timely distribute heat.High-elastic vehicle seat 1 is connected with folding device 4 by saddle support bar 3, folding device 4 comprises front vehicle frame 5, front vehicle frame 5 is provided with the first telescopic cross bar 6 and corrosion-resistant steel handlebar 2, corrosion-resistant steel handlebar 2 is arranged on the medium position of front vehicle frame 5, first telescopic cross bar 6 is connected by telescoping crossbeam 9 with the second telescopic cross bar 8 be arranged in Rear frame 7, one end of front vehicle frame 5 is connected with axle position device 10, axle position device 10 connects front-wheel 11 and the component turning to leading screw, by transmission, axle position device 10 finally controls turning to of front-wheel 11.Handlebar 2 is connected with axle position device 10 by the coupler that turns to be arranged in front vehicle frame 5, and axle position device 10 is connected with front-wheel 11, by control handlebar 2 turn to the direct of travel that just can control front-wheel 11.The other end of front vehicle frame 5 is connected with one end Rear frame 7 being provided with rotating shaft 27, the other end of Rear frame 7 is connected with crossbeam 12, when two-wheel pattern, the first telescopic cross bar 6 and the second telescopic cross bar 8 are elongation state, form stable triangular structure with Rear frame 7; When single-wheel pattern, the first telescopic cross bar 6 and the second telescopic cross bar 8 respectively indentation are arranged on front vehicle frame 5 with in the constriction device of Rear frame 7 inside.The side of crossbeam 12 is provided with trailing wheel 18, the opposite side of crossbeam 12 is provided with driving device 13, and driving device 13 comprises Flywheel disc 14, Flywheel disc 14 is provided with internal messing flywheel 15, internal messing flywheel 15 is connected with a joggle with large flywheel 16 and small flywheel 17, and small flywheel 17 is coaxially connected with trailing wheel 18.The first positioning beam 19 is provided with between handlebar 2 and front vehicle frame 5, handlebar 2 is provided with Antiskid handle 20, hold Antiskid handle 20 and control turning to of handlebar 2, first positioning beam 19 is for limiting handlebar 2, when two-wheel pattern, first positioning beam 19 is in elongation state, and form stable little triangular structure between corrosion-resistant steel handlebar 2, front vehicle frame 5, under single-wheel pattern, first positioning beam 19 shrink enter be arranged on front vehicle frame 5 inside constriction device in, simultaneously due to the restriction of the first positioning beam 19 pairs of corrosion-resistant steel handlebars 2, corrosion-resistant steel handlebar 2 will be packed up.Saddle support bar 3 is arranged in Rear frame 7, is provided with the second positioning beam 21 between saddle support bar 3 and Rear frame 7.Second positioning beam 21 is for limiting saddle support bar 3, under two-wheel pattern, second positioning beam 21 is in elongation state, and form stable little triangular structure between saddle support bar 3, Rear frame 7, under single-wheel pattern, second positioning beam 21 is shunk in the constriction device that enters and be arranged on Rear frame 7 inside, and simultaneously due to the restriction of the second positioning beam 21 pairs of saddle support bar 3, saddle support bar 3 will be packed up.Be provided with vertical positioning beam 22 between Rear frame 7 and crossbeam 12, Rear frame 7 be provided with U-shaped axle position mouth 28.Under two-wheel pattern, form stable little triangular structure between vertical positioning beam 22 and Rear frame 7, crossbeam 12, under single-wheel pattern, due to the restriction of vertical positioning beam 22 pairs of crossbeams 12, crossbeam 12 will be packed up.Crossbeam 12 is provided with crank shaft 23, one end of crank shaft 23 is connected with the first crank 24, and the other end is connected with the second crank 25 by large flywheel 16, and the first crank 24 and the second crank 25 are all provided with Anti-slip pedal 26.When crossbeam 12 is packed up, in crank shaft 23 embedded axle position mouth 28.Trample Anti-slip pedal 26 by both feet, control the rotation of large flywheel 16 with this, the rotation of large flywheel 16 drives internal messing flywheel 15 and small flywheel 17 to rotate, and the rotation of small flywheel 17 drives the coaxial trailing wheel 18 connected, thus bicycle is operated.
Principle of work of the present invention: when two-wheel state, after vehicle seat 1 and handlebar 2 launch under the restriction of the second positioning beam 21 and the first positioning beam 19, first telescopic cross bar 6 and the second telescopic cross bar 8 are in elongation state, and form triangle rock-steady structure with front vehicle frame 5, Rear frame 7, crossbeam 12 changes horizontality into by collapsed state under the restriction of vertical positioning beam 22 simultaneously, and form little triangle rock-steady structure, reach the object supporting transmission device 13.
When single-wheel state, vehicle seat 1, handlebar 2 is packed up and is locked under the restriction of the second positioning beam 21 and the first positioning beam 19, and crossbeam 12 changes collapsed state into by horizontality under the restriction of vertical positioning beam 22, and the first telescopic cross bar 6 and the second telescopic cross bar 8 are in contraction state.
By using both feet to trample two Anti-slip pedals 26, control the rotation of large flywheel 16, the rotation of large flywheel 16 drives internal messing flywheel 15 and small flywheel 17 to rotate, and the rotation of small flywheel 17 drives the coaxial trailing wheel 18 connected, thus realizes the running of bicycle.Handlebar 2 is connected with the coupler that turns to arranged in front vehicle frame 5, and turn to coupler to be connected with axle position device 10, axle position device 10 is connected with front-wheel 11, therefore controlling turning to of handlebar 2 by holding Antiskid handle 20, just can control the direct of travel of front-wheel.

Claims (6)

1. the variable bicycle of single two-wheel, it is characterized in that: comprise vehicle seat (1) and handlebar (2), vehicle seat (1) is connected with folding device (4) by saddle support bar (3), folding device (4) comprises front vehicle frame (5), front vehicle frame (5) is provided with the first telescopic cross bar (6) and handlebar (2), first telescopic cross bar (6) is connected by telescoping crossbeam (9) with the second telescopic cross bar (8) be arranged in Rear frame (7), one end of front vehicle frame (5) is connected with axle position device (10), handlebar (2) is connected with axle position device (10) by turning to coupler, axle position device (10) is connected with front-wheel (11), the other end of front vehicle frame (5) is connected with one end Rear frame (7) being provided with rotating shaft (27), the other end of Rear frame (7) is connected with crossbeam (12), the side of crossbeam (12) is provided with trailing wheel (18).
2. the variable bicycle of the single two-wheel of one according to claim 1, it is characterized in that: the opposite side of described crossbeam (12) is provided with driving device (13), driving device (13) comprises Flywheel disc (14), Flywheel disc (14) is provided with internal messing flywheel (15), internal messing flywheel (15) is connected with a joggle with large flywheel (16) and small flywheel (17), and small flywheel (17) is coaxially connected with trailing wheel (18).
3. the variable bicycle of the single two-wheel of one according to claim 1, it is characterized in that: between described handlebar (2) and front vehicle frame (5), be provided with the first positioning beam (19), handlebar (2) is provided with Antiskid handle (20).
4. the variable bicycle of the single two-wheel of one according to claim 1, it is characterized in that: described saddle support bar (3) is arranged in Rear frame (7), is provided with the second positioning beam (21) between saddle support bar (3) and Rear frame (7).
5. the variable bicycle of the single two-wheel of one according to claim 1, it is characterized in that: between described Rear frame (7) and crossbeam (12), be provided with vertical positioning beam (22), Rear frame (7) is provided with axle position mouth (28).
6. the variable bicycle of the single two-wheel of one according to claim 5, it is characterized in that: described crossbeam (12) is provided with crank shaft (23), one end of crank shaft (23) is connected with the first crank (24), the other end is connected with the second crank (25) by large flywheel (16), and the first crank (24) and the second crank (25) are all provided with Anti-slip pedal (26).
CN201510631498.6A 2015-09-28 2015-09-28 The variable bicycle of single two-wheel Pending CN105216934A (en)

Priority Applications (1)

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CN201510631498.6A CN105216934A (en) 2015-09-28 2015-09-28 The variable bicycle of single two-wheel

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109436164A (en) * 2018-12-17 2019-03-08 东北大学秦皇岛分校 Foldable multimode list two-wheel can be changed bicycle

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003029072A1 (en) * 2001-10-03 2003-04-10 Bied, Dominique Folding bicycle and the folding method thereof
CN202156505U (en) * 2011-08-02 2012-03-07 张家顺 Single, double wheel conversion foldable type electric vehicle
CN202935516U (en) * 2012-11-30 2013-05-15 王瑞达 Bicycle capable of being converted to unicycle
CN205022782U (en) * 2015-09-28 2016-02-10 东北大学 Variable bicycle of single double round

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003029072A1 (en) * 2001-10-03 2003-04-10 Bied, Dominique Folding bicycle and the folding method thereof
CN202156505U (en) * 2011-08-02 2012-03-07 张家顺 Single, double wheel conversion foldable type electric vehicle
CN202935516U (en) * 2012-11-30 2013-05-15 王瑞达 Bicycle capable of being converted to unicycle
CN205022782U (en) * 2015-09-28 2016-02-10 东北大学 Variable bicycle of single double round

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
牵左手爱恋: "新概念单/双轮可变自行车", 《优酷网》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109436164A (en) * 2018-12-17 2019-03-08 东北大学秦皇岛分校 Foldable multimode list two-wheel can be changed bicycle

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Inventor after: Wang Haiyan

Inventor after: Wang Zhongbiao

Inventor after: Zhang Ruina

Inventor before: Wang Haiyan

Inventor before: Wang Zhongbiao

Inventor before: Zhang Ruina

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Application publication date: 20160106